92 lines
2.6 KiB
C
92 lines
2.6 KiB
C
/* $NetBSD: isa_machdep_common.c,v 1.7 2011/06/18 06:41:43 matt Exp $ */
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/*-
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* Copyright (c) 2007 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Tim Rightnour
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: isa_machdep_common.c,v 1.7 2011/06/18 06:41:43 matt Exp $");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/syslog.h>
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#include <sys/device.h>
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#include <sys/intr.h>
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#include <machine/pio.h>
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#include <dev/isa/isareg.h>
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#include <dev/isa/isavar.h>
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#define IO_ELCR1 0x4d0
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#define IO_ELCR2 0x4d1
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const struct evcnt *
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genppc_isa_intr_evcnt(isa_chipset_tag_t ic, int irq)
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{
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/* XXX for now, no evcnt parent reported */
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return NULL;
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}
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/*
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* Set up an interrupt handler to start being called.
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*/
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void *
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genppc_isa_intr_establish(isa_chipset_tag_t ic, int irq, int type, int level,
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int (*ih_fun)(void *), void *ih_arg)
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{
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return (void *)intr_establish(irq, type, level, ih_fun, ih_arg);
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}
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/*
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* Deregister an interrupt handler.
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*/
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void
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genppc_isa_intr_disestablish(isa_chipset_tag_t ic, void *arg)
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{
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intr_disestablish(arg);
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}
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void
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genppc_isa_attach_hook(device_t parent, device_t self,
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struct isabus_attach_args *iba)
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{
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/* Nothing to do. */
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}
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void
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genppc_isa_detach_hook(isa_chipset_tag_t ic, device_t self)
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{
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/* Nothing to do. */
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}
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